Home / 80,857.07-111,573.08-46,400.04

Finding the Fourth Proportional to 80,857.07, 111,573.08 and 46,400.04

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Solution

The fourth proportional to 80,857.07, 111,573.08 and 46,400.04 is: 64,026.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,857.07 : 111,573.08 = 46,400.04 : x
  2. Step 2: Convert to fraction form
    80,857.07/111,573.08 = 46,400.04/x
  3. Step 3: Cross multiply
    80,857.07x = 111,573.08 × 46,400.04
  4. Step 4: Simplify right side
    80,857.07x = 5,176,995,374.92
  5. Step 5: Solve for x
    x = 5,176,995,374.92/80,857.07
  6. Step 6: Final answer
    x = 64,026.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.